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Fluid dynamics

What links a wildfire raging across a forest to the electric signals rippling through our hearts? Enter the world of waves in excitable media.

Yuen Yiu, Staff Writer

The cloaked objects leave no wake.

Charles Q. Choi, Contributor

High-speed video shows how far one drop of water really goes.

Karin Heineman, Executive Producer

Animals famous for walking up walls can also use a combination of techniques to race across water.

Charles Q. Choi, Contributor

New research suggests they create a newfound type of air vortex to slow their descent.

Charles Q. Choi, Contributor

The operating principles of ordinary magnetic stirrers may help create better microfluidic pumps for applications ranging from inkjet printing to drug delivery.

Yuen Yiu, Staff Writer

Physicists harness ultrasound to make bubbles last longer.

Marcus Woo, Contributor

Scientists discovered that water droplets don’t just passively roll around on a hot skillet.

Charles Q. Choi, Contributor

The physics of tumbling fibers may be useful for applications from paper manufacturing to the study of plankton in the ocean.

Yuen Yiu, Staff Writer

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